Senior Office Administrator

Greensquares have an exciting opportunity for a Senior Office Administrator to join their team.

Location: Merthyr Tydfil, CF48 1YL
Salary: £25,000 to £28,000 per annum depending on experience
Job Type: Full-time, Permanent
Working Hours: Monday – Friday, 9am – 5pm (37.5 hours per week)

About Us:

Greensquares is a leading nationwide supplier specialising in the design, supply, and installation of low-maintenance products for outdoor living. Our brands include SunSpaces contemporary verandas and garden rooms, DeckPlus composite decking, CladPlus cladding, FencePlus fencing, and PrimaPorcelain porcelain paving.

Senior Office Administrator – The Role:

We are looking for a proactive and detail-oriented Senior Office Administrator to join our growing team. This is a fantastic opportunity for an experienced administrator to play a key role in supporting the day-to-day running of our office operations, whilst also supporting senior leadership, customers, and internal teams.

In this varied and hands-on role, you’ll be at the heart of our office, coordinating admin processes, assisting with accounts and HR tasks, and ensuring a smooth, professional experience for our clients and colleagues.

Senior Office Administrator – Key Responsibilities:

– Manage schedules, coordinate meetings, handle correspondence, and maintain office records

– Oversee ordering of supplies and ensure office equipment is operational

– Track expenses and assist with invoice management

– Be the first point of contact for internal and external enquiries

– Support day-to-day office operations and liaise with IT as needed

– Develop and implement office policies and procedures, ensuring compliance with company guidelines

– Provide administrative support to senior leadership and the accounts team

– Manage service bookings, update internal systems, and handle confidential documentation

– Respond to customer enquiries over the phone and via email

– Input customer information into internal systems

– General administrative duties including scanning, filing, and document management

Senior Office Administrator – You:

– At least 5 years’ experience in an administrative or operational support role

– Excellent telephone manner and confident communicator

– Highly organised with a keen eye for detail

– Proficient in Microsoft Office (Word, Excel, Outlook); experience with IRIS is a bonus

– Adaptable, willing to learn, and able to manage multiple priorities

– Experience in professional service environments such as legal, accountancy, or consultancy is desirable

– Friendly, team-focused attitude with a proactive mindset

Senior Office Administrator – Benefits:

– Company pension scheme

– 25 days annual leave (+ 1 day Birthday leave)

– Career progression opportunities

– Free on-site parking

Application Process:

If you’re looking to join a supportive and ambitious team where you can make a real impact, we’d love to hear from you.

To submit your CV for this exciting Senior Office Administrator opportunity, please click ‘Apply’ now!

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